Rocks and Minerals Study Guide

A ​ (a)   is a solid non-living material with a definite chemical makeup.

• mineral
• crust
• lustre
• transparency
• transluscent
• opaque
• streak
• hardness
• Mohs Scale
• softer

​ (a)   is the way a mineral shines, or reflects light. It can be described with words like metallic, shiny, dull, or glossy.

• Lustre
• Crust
• Transparency
• Transluscent
• Opaque
• Streak
• Hardness
• Mohs Scale
• Colour

​ (a)   is when light passes completely through a mineral.

• Transparency
• Transluscent
• Opaque
• Streak
• Hardness
• Mohs Scale of Hardness
• Colour
• Lustre
• Crust

​ (a)   is when only a partial amount of light passes through a mineral.

• Transluscent
• Transparent
• Opaque

​ (a)   is when no light passes through.

• Opaque
• Transparent
• Transluscent

​ (a)   test is when you rub the mineral on a surface to see the colour left behind.

• Streak
• Lustre
• Colour
• Hardness

​ (a)   test is when you use the Mohs Scale to determine a mineral's hardness.

• Hardness
• Lustre
• Colour
• Streak

We use the ​ (a)   to determine a mineral's hardness.

• Mohs Scale
• Streak Test
• Lustre Test
• Colour Test

Harder minerals can scartch only minerals that are ​ (a)   than them.

• softer
• harder

A rock is a solid material that is made up of one or more ​ (a)  

• minerals.
• rocks
• colours
• chemicals